MCP4461-103E/ST Digital Potentiometers by Microchip Technology

8-Bit Quad Digital POT with NVM and I2C™

Status: Active
Series: mcp4461
RoHS: Compliant
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The MCP446X devices are non-volatile, 8-bit (257 wiper steps) digital potentiometers with EEPROM and an I2C compatible interface. The MCP446X family is available with end-to-end resistor values of 5KΩ, 10KΩ, 50kΩ and 100KΩ. These devices offer WiperLock™ Technology which allows the user unlimited reprogramming and locking of the wiper setting. It is useful for equipment that requires factory trimming or recalibration. The MCP446X devices offer a variety of configurations simplifying design while minimizing cost, package size and pin count.
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Features

Quad Resistor Network
Potentiometer or Rheostat configuration options
8-bit: 256 Resistors (257 Taps)
5kΩ
10kΩ
50kΩ
100kΩ
Zero-scale to Full-scale Wiper Operation
Low Wiper Resistance – 75Ω typical
Absolute (Rheostat) – 50 ppm typical (0°-70°C)
Ratiometric (Potentiometer) – 15 ppm typical
Automatic Recall of Saved Wiper Setting
WiperLock™ Technology
100 kHz
400 kHz
3.4 MHz
High-Speed Read/Write to wiper
Read/Write to EEPROM
Write Protect to be enabled/disable
WiperLock to be enabled/disabled
Resistor Network Terminal Disconnect Feature via Terminal Control (TCON) Register
Reset Input Pin
Hardware Write Protect (WP) Control pin
Software Write Protect (WP) Configuration bit
Brown-out Reset Protection – 1.5V typical
Serial Interface Inactive Current – 2.5 uA typical
High-Voltage Tolerant Digital Inputs Up to 12.5V
Supports Split Rail Applications
2.7V to 5.5V - Device Characteristics Specified
1.8V to 5.5V - Device Operation
Wide Bandwidth (-3 dB) Operation – 2 MHz typical for 5.0Ω Device
Extended Temperature Range (-40°C to +125°C)
Package Types: 4x4 QFN-20 and TSSOP-20
AEC-Q100 Grade 1 quarlified

Specifications

Resolution (Number of Taps) 257
Resistance (ohms) k 5, 10, 50, 100
Pins | Packaging 20 | TSSOP
Temp Range -40C to +125C
Packing Media Tube (74)

Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.078
Shipping Weight (kg) 0.175676
Lead Count 20
Package Type TSSOP
Package Width or Size 4.4mm
Soldering Composition Matte Tin

Alternative Descriptions

Digital Potentiometer 256POS 10k Ohm Quad 20-Pin TSSOP Tube | Avnet America
DGTL, POT, 257TAPS, 10K, 20TSSOP | Farnell
IC DGT POT 10KOHM 257TAP 20TSSOP | Digi-Key Electronics
7/8 BIT QUAD I2C DIGITAL POTENTIOMETER | Microchip Technology
IC, DIG POT, 10kohm, 257STEPS, QUAD, TSSOP-20 | Newark Electronics
10K, I2C, QUAD CHANNEL, 8-BIT, NONVOLATILE MEMORY | Allied Electronics

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Frequently Asked Questions

Where can I find additional details, specifications and documents for a MCP4461-103E/ST?

Additional datasheets, footprints and schematics for MCP4461-103E/ST are listed on our Part Details page. You can also find images and similar parts to MCP4461-103E/ST on this page.

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What category does MCP4461-103E/ST fall under?

The MCP4461-103E/ST is listed under Semiconductors - ICs > Digital Potentiometers > Non Volatile Digital Potentiometers.

Can I view similar or alternative parts?

You can view similar parts to MCP4461-103E/ST when available in the Non Volatile Digital Potentiometers range under the specifications section at the bottom of the details page.

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Is the MCP4461-103E/ST RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

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